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Mathematically belongs to the symbol ∈ What is the symbol with a bar on it?
In mathematics, it belongs to the symbol ∈. If you put a bar on it, it doesn't belong to the symbol. .

Belonging to "∈" is a mathematical symbol that expresses the relationship between elements and sets in mathematics. If a∈A, then A belongs to set A, and A is an element in set A. Correspondingly, if A is not an element in set A, it should be written as A? A means that a does not belong to set a.

Extended data:

Mathematical "∈" input method:

1. With sogou input method, open special symbols to select mathematical symbols, and click "∈" to enter; Either enter the word "belonging" in this input method to display the "∑" symbol option, or enter "Yu Shu" in this input method and press 5.

2. Using the intelligent ABC input method, select the "∈" symbol (mathematical symbol) on the soft keyboard.

3. Pinyin with QQ, enter symbols, and there will be "Display more symbols with semicolon-expression" in "Mathematical Unit".

4. Input symbols with universal Wu Bi or Ziguang Pinyin, and open the soft keyboard to input symbols.

5. Use the polar five-stroke input method, enter zzsx and select 9 to display the ∈ symbol.